1 #include "config.h"
2 
3 #include "dump_internal.hpp"
4 #include "dump_manager.hpp"
5 #include "elog_watch.hpp"
6 #include "watch.hpp"
7 #include "xyz/openbmc_project/Common/error.hpp"
8 
9 #include <phosphor-logging/elog-errors.hpp>
10 #include <sdbusplus/bus.hpp>
11 
12 int main(int argc, char* argv[])
13 {
14     using namespace phosphor::logging;
15     using InternalFailure =
16         sdbusplus::xyz::openbmc_project::Common::Error::InternalFailure;
17 
18     auto bus = sdbusplus::bus::new_default();
19     sd_event* event = nullptr;
20     auto rc = sd_event_default(&event);
21     if (rc < 0)
22     {
23         log<level::ERR>("Error occurred during the sd_event_default",
24                         entry("RC=%d", rc));
25         report<InternalFailure>();
26         return rc;
27     }
28     phosphor::dump::EventPtr eventP{event};
29     event = nullptr;
30 
31     // Blocking SIGCHLD is needed for calling sd_event_add_child
32     sigset_t mask;
33     if (sigemptyset(&mask) < 0)
34     {
35         log<level::ERR>("Unable to initialize signal set",
36                         entry("ERRNO=%d", errno));
37         return EXIT_FAILURE;
38     }
39 
40     if (sigaddset(&mask, SIGCHLD) < 0)
41     {
42         log<level::ERR>("Unable to add signal to signal set",
43                         entry("ERRNO=%d", errno));
44         return EXIT_FAILURE;
45     }
46 
47     // Block SIGCHLD first, so that the event loop can handle it
48     if (sigprocmask(SIG_BLOCK, &mask, nullptr) < 0)
49     {
50         log<level::ERR>("Unable to block signal", entry("ERRNO=%d", errno));
51         return EXIT_FAILURE;
52     }
53 
54     // Add sdbusplus ObjectManager for the 'root' path of the DUMP manager.
55     sdbusplus::server::manager::manager objManager(bus, DUMP_OBJPATH);
56     bus.request_name(DUMP_BUSNAME);
57 
58     try
59     {
60         phosphor::dump::Manager manager(bus, eventP, DUMP_OBJPATH);
61         // Restore dump d-bus objects.
62         manager.restore();
63         phosphor::dump::internal::Manager mgr(bus, manager, OBJ_INTERNAL);
64         phosphor::dump::elog::Watch eWatch(bus, mgr);
65         bus.attach_event(eventP.get(), SD_EVENT_PRIORITY_NORMAL);
66 
67         auto rc = sd_event_loop(eventP.get());
68         if (rc < 0)
69         {
70             log<level::ERR>("Error occurred during the sd_event_loop",
71                             entry("RC=%d", rc));
72             elog<InternalFailure>();
73         }
74     }
75     catch (InternalFailure& e)
76     {
77         commit<InternalFailure>();
78         return -1;
79     }
80 
81     return 0;
82 }
83